Get AI-powered advice on this job and more exclusive features.This range is provided by ViVA Tech Talent. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeDirect message the job poster from ViVA Tech TalentWe’re working with a fast-growing technology scale-up that’s building next-generation, real-time software products used across complex, high-impact environments.They’re now hiring a Principal Java Engineer to take ownership of their backend evolution as they transition from a legacy monolith to a scalable, event-driven microservices architecture. What You’ll DoArchitect and build high-performance Java-based microservicesLead the technical transformation of core systems from monolith to distributed architectureWork cross-functionally with product, design, and platform teams to translate business goals into scalable backend solutionsMentor engineers, shape coding standards, and champion technical excellence across the teamBalance short-term delivery with long-term platform stability and innovation What You Bring6–10+ years of hands-on Java development experienceDeep expertise in building and deploying microservices within event-driven systemsStrong understanding of distributed systems, system design, and cloud-first infrastructureExperience modernising legacy platformsProven ability to lead technically and influence architecture, tooling, and process decisionsA pragmatic mindset -someone who balances innovation with maintainability What’s On OfferBase salary up to £95k plus bonus and share schemeAn opportunity to lead and shape foundational systems in a well-funded, product-focused scale-upA collaborative, forward-thinking engineering culture that values autonomy and impact Ready to architect real change in a high-growth environment?Apply now or reach out for a confidential conversation - contact Carol on carol@vivatechtalent.comSeniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeFull-timeJob functionJob functionInformation TechnologyIndustriesStaffing and RecruitingReferrals increase your chances of interviewing at ViVA Tech Talent by 2xGet notified about new Java Software Engineer jobs in Belfast, Northern Ireland, United Kingdom.Frontend software engineer (React) - Europe RemoteBelfast, Northern Ireland, United Kingdom $35,000.00-$40,000.00 2 months agoBelfast, Northern Ireland, United Kingdom £66,779.00-£110,389.00 16 hours agoBelfast, Northern Ireland, United Kingdom 4 days agoBelfast, Northern Ireland, United Kingdom 3 weeks agoBelfast, Northern Ireland, United Kingdom £66,779.00-£66,779.00 1 day agoBelfast, Northern Ireland, United Kingdom 2 weeks agoBelfast, Northern Ireland, United Kingdom £80,000.00-£120,000.00 3 weeks agoBelfast, Northern Ireland, United Kingdom 3 days agoBelfast, Northern Ireland, United Kingdom 1 week agoBelfast, Northern Ireland, United Kingdom 3 weeks agoBelfast, Northern Ireland, United Kingdom 5 days agoBelfast, Northern Ireland, United Kingdom 2 weeks agoBelfast, Northern Ireland, United Kingdom 3 weeks agoBelfast, Northern Ireland, United Kingdom 6 days agoBelfast, Northern Ireland, United Kingdom £66,779.00-£110,389.00 16 hours agoJava (and or Kotlin) Agile Developer (Belfast) – OfficerBelfast, Northern Ireland, United Kingdom 1 week agoInternship - AI Embedded Software Engineer (Italy Based)Belfast, Northern Ireland, United Kingdom 5 months agoBelfast, Northern Ireland, United Kingdom 1 week agoBelfast, Northern Ireland, United Kingdom 4 days agoBelfast, Northern Ireland, United Kingdom 2 weeks agoBelfast, Northern Ireland, United Kingdom 1 week agoBelfast, Northern Ireland, United Kingdom 2 weeks agoBelfast, Northern Ireland, United Kingdom 2 weeks agoBelfast, Northern Ireland, United Kingdom 2 weeks agoBelfast, Northern Ireland, United Kingdom 2 weeks agoBelfast, Northern Ireland, United Kingdom 2 weeks agoBelfast, Northern Ireland, United Kingdom 1 week agoBelfast, Northern Ireland, United Kingdom 20 hours agoBelfast, Northern Ireland, United Kingdom 3 weeks agoBelfast, Northern Ireland, United Kingdom 1 month agoBelfast, Northern Ireland, United Kingdom 1 week agoBelfast, Northern Ireland, United Kingdom 3 weeks agoWe’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr